import lejos.nxt.SensorPort;
import lejos.nxt.UltrasonicSensor;
import lejos.nxt.comm.USBConnection;


public class Ultrasonic {
	public static void objectDetection()
	{
		UltrasonicSensor us=new UltrasonicSensor(SensorPort.S2);
		us.continuous();
		
	}

}
